Gadzoo.com, the leading pets classifieds and content provider for nearly 100 newspaper websites nationwide, announces its Cutest Howl-iday Pets Photo Contest, running online now through December 22nd, 2009. Pet parents are invited to win great prizes by uploading photos of their pets making the season brighter. The contest occurs on Gadzoo!’s participating newspaper affiliates’ websites and is open to all pets. To locate the nearest contest in their area, consumers should visit www.gadzoo.com/contest/contesthome.aspx.